Simon Evans of the University of Surrey studied the sleep habits of 546 university students. Sure enough, they found a ...

A growing body of research highlights the negative effects of staying up late. For as long as I can remember, I’ve been a ...

No matter how many times the alarm goes off in the morning, I'm still sleepy.Yet, for some reason, my mind becomes sharp when ...

"Why can't you be a morning person? Is it just that you have weak willpower?"—If you are a night owl, you may have been told ...

Being a night owl can be bad for your heart. That may sound surprising but a large study found people who are more active late at night — when most of the population is winding down or already asleep ...

Night owls, who tend to stay up late and wake up later in the morning, reap a number of benefits and boast certain traits that are generally overlooked in our culture that celebrates early risers, ...

Early bird gets the worm. Night owls get health problems. People who stay up late — or all night — are more likely to develop Type 2 diabetes and have unhealthy lifestyle behaviors than morning people ...

Add Yahoo as a preferred source to see more of our stories on Google. A large body of research supports the health benefits of being an early bird. But being a night owl isn't all bad, say experts.

Add Yahoo as a preferred source to see more of our stories on Google. While it is difficult to fundamentally change your chronotype, it does naturally shift as you age.Composite: Rita Liu/The Guardian ...

(Goodshoot/Canva) It is 11 pm, and your brain has finally decided to cooperate. The task that felt impossible all afternoon suddenly seems manageable. You want to read, finish something, or follow an ...

It's 11 pm on a weeknight and your teenager still has their bedroom light on. You want them to get enough sleep for school the next day, but it's a struggle. Our new research shows what happens to the ...